mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-10-08 11:29:02 +00:00
98 lines
3.3 KiB
C
98 lines
3.3 KiB
C
|
//============================================================================
|
||
|
// Copyright (c) Kitware, Inc.
|
||
|
// All rights reserved.
|
||
|
// See LICENSE.txt for details.
|
||
|
//
|
||
|
// This software is distributed WITHOUT ANY WARRANTY; without even
|
||
|
// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
|
||
|
// PURPOSE. See the above copyright notice for more information.
|
||
|
//============================================================================
|
||
|
#ifndef vtk_m_cont_internal_ConvertNumComponentsToOffsetsTemplate_h
|
||
|
#define vtk_m_cont_internal_ConvertNumComponentsToOffsetsTemplate_h
|
||
|
|
||
|
|
||
|
#include <vtkm/cont/Algorithm.h>
|
||
|
#include <vtkm/cont/ArrayGetValues.h>
|
||
|
|
||
|
namespace vtkm
|
||
|
{
|
||
|
namespace cont
|
||
|
{
|
||
|
namespace internal
|
||
|
{
|
||
|
|
||
|
/// @{
|
||
|
/// \brief Template implementation of `ConvertNumComponentsToOffsets`.
|
||
|
///
|
||
|
/// This form of the function can be used in situations where the precompiled
|
||
|
/// `ConvertNumComponentsToOffsets` does not include code paths for a desired
|
||
|
/// array.
|
||
|
///
|
||
|
template <typename NumComponentsArrayType, typename OffsetsStorage>
|
||
|
VTKM_CONT void ConvertNumComponentsToOffsetsTemplate(
|
||
|
const NumComponentsArrayType& numComponentsArray,
|
||
|
vtkm::cont::ArrayHandle<vtkm::Id, OffsetsStorage>& offsetsArray,
|
||
|
vtkm::Id& componentsArraySize,
|
||
|
vtkm::cont::DeviceAdapterId device = vtkm::cont::DeviceAdapterTagAny())
|
||
|
{
|
||
|
using namespace vtkm::cont;
|
||
|
VTKM_IS_ARRAY_HANDLE(NumComponentsArrayType);
|
||
|
|
||
|
VTKM_LOG_SCOPE_FUNCTION(vtkm::cont::LogLevel::Perf);
|
||
|
|
||
|
Algorithm::ScanExtended(device, make_ArrayHandleCast<vtkm::Id>(numComponentsArray), offsetsArray);
|
||
|
|
||
|
componentsArraySize =
|
||
|
vtkm::cont::ArrayGetValue(offsetsArray.GetNumberOfValues() - 1, offsetsArray);
|
||
|
}
|
||
|
|
||
|
template <typename NumComponentsArrayType, typename OffsetsStorage>
|
||
|
VTKM_CONT void ConvertNumComponentsToOffsetsTemplate(
|
||
|
const NumComponentsArrayType& numComponentsArray,
|
||
|
vtkm::cont::ArrayHandle<vtkm::Id, OffsetsStorage>& offsetsArray,
|
||
|
vtkm::cont::DeviceAdapterId device = vtkm::cont::DeviceAdapterTagAny())
|
||
|
{
|
||
|
VTKM_IS_ARRAY_HANDLE(NumComponentsArrayType);
|
||
|
|
||
|
VTKM_LOG_SCOPE_FUNCTION(vtkm::cont::LogLevel::Perf);
|
||
|
|
||
|
vtkm::cont::Algorithm::ScanExtended(
|
||
|
device, vtkm::cont::make_ArrayHandleCast<vtkm::Id>(numComponentsArray), offsetsArray);
|
||
|
}
|
||
|
|
||
|
template <typename NumComponentsArrayType>
|
||
|
VTKM_CONT vtkm::cont::ArrayHandle<vtkm::Id> ConvertNumComponentsToOffsetsTemplate(
|
||
|
const NumComponentsArrayType& numComponentsArray,
|
||
|
vtkm::Id& componentsArraySize,
|
||
|
vtkm::cont::DeviceAdapterId device = vtkm::cont::DeviceAdapterTagAny())
|
||
|
{
|
||
|
VTKM_IS_ARRAY_HANDLE(NumComponentsArrayType);
|
||
|
|
||
|
vtkm::cont::ArrayHandle<vtkm::Id> offsetsArray;
|
||
|
vtkm::cont::internal::ConvertNumComponentsToOffsetsTemplate(
|
||
|
numComponentsArray, offsetsArray, componentsArraySize, device);
|
||
|
return offsetsArray;
|
||
|
}
|
||
|
|
||
|
template <typename NumComponentsArrayType>
|
||
|
VTKM_CONT vtkm::cont::ArrayHandle<vtkm::Id> ConvertNumComponentsToOffsetsTemplate(
|
||
|
const NumComponentsArrayType& numComponentsArray,
|
||
|
vtkm::cont::DeviceAdapterId device = vtkm::cont::DeviceAdapterTagAny())
|
||
|
{
|
||
|
VTKM_IS_ARRAY_HANDLE(NumComponentsArrayType);
|
||
|
|
||
|
vtkm::cont::ArrayHandle<vtkm::Id> offsetsArray;
|
||
|
vtkm::cont::internal::ConvertNumComponentsToOffsetsTemplate(
|
||
|
numComponentsArray, offsetsArray, device);
|
||
|
return offsetsArray;
|
||
|
}
|
||
|
|
||
|
|
||
|
/// @}
|
||
|
|
||
|
} // namespace vtkm::cont::internal
|
||
|
} // namespace vtkm::cont
|
||
|
} // namespace vtkm
|
||
|
|
||
|
#endif // vtk_m_cont_internal_ConvertNumComponentsToOffsetsTemplate_h
|